October 2012
Intermediate to advanced
238 pages
5h 17m
English
Content preview from What's New in SQL Server 2012Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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New functions
SSIS 2012 has introduced four new functions that can be used to manipulate data in components such as the Derived Column Transformation componet. The new functions are:
Left: As its name implies, this takes the left-hand side of a string from a data source. It is useful for operations such as trimming strings, where the target column is not as wide as the source and truncation is deemed to be acceptable; one example would be when apping Male/Female to M/F.ReplaceNull: This is a very powerful feature that allows you to specify on a column by column basis, how nulls will be transformed from a data source. This is particularly useful in data cleansing operations to make null values from source systems consistent and ca be used instead ...
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